Ambassadors Theatre was a theatre and cinema in Hay Street, Perth, between 1929 and 1972.

Constructed beginning in 1928,[1] following a visit to the United States by the head of Union Theatres.

[2] It was completed and opened in 1929.

[3][4] In its initial years, the theatre had stage, music and cinema as part of the format of events.

[5][6] Much of the ornamentation incorporated in the 1929 design was changed during renovations in the late 1930s.